Fix "Array to string conversion" error in users/activate
added the ability to clear out an image in the image field type
Merge pull request #2472 from smilledge/2.2/develop

Fix "Array to string conversion" error in users/activate
Fixes #2484: Added permissions for Page Types to avoid unexpected usage.
Fixes #2477: Updated country list.
This is clearly less than ideal, and we need to find a way to keep this up to date.
Fixing an issue with blog category pagination.
Merge branch '2.2/develop' of github.com:pyrocms/pyrocms into 2.2/develop
Update system/cms/language/russian/buttons_lang.php
Update system/cms/language/russian/global_lang.php
Update system/cms/language/russian/admin_lang.php
added the ability to remove files from the files field type
dont allow required to be cleared out
fixed file clearing
Add the rest of $field data to $field_data passed
Only enable auto-update of slug when page is first created

Re-submit change which was made earlier, but overwritten by accident.
We want to return this - not just do it ^_^
Merge pull request #2486 from gnhaku/patch-1

Update system/cms/language/russian/buttons_lang.php
Merge pull request #2487 from gnhaku/patch-2

Update system/cms/language/russian/global_lang.php
Merge pull request #2488 from gnhaku/patch-3

Update system/cms/language/russian/admin_lang.php
Adding lang_label to blank admin section template.

This is used by streams and a few other modules. Now you can just pass
a lang key as the title as well as a regular text string.